C1435 This Is Pure Nonsense

As soon as he said that, everyone was confused and kept rubbing their eyes. Zi Yao was Profound Pill Master, but what did they see now? Was this Tang Yu explaining the alchemy method and technique to Zi Yao, this Profound Pill Master?

What about Zi Yao? Wasn't this Profound Pill Master? Wasn't he just being arrogant earlier? Why was he like a primary school student now